单选题A psychrometer has two thermometers that provide dry bulb and wet bulb temperatures. By comparing these two temperature readings with a set of tables you can determine the （）.Aatmospheric pressureBwind speedCrelative humidity and dew pointDwind chill factor
单选题
A psychrometer has two thermometers that provide dry bulb and wet bulb temperatures. By comparing these two temperature readings with a set of tables you can determine the （）.
A
atmospheric pressure
B
wind speed
C
relative humidity and dew point
D
wind chill factor
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